178686540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{14387}}^1$

素因数の和:14428

約数の個数: 96

約数和(自身を含む): 580124160

約数和(自身を除く): 401437620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 540, 621, 690, 828, 1035, 1242, 1380, 2070, 2484, 3105, 4140, 6210, 12420, 14387, 28774, 43161, 57548, 71935, 86322, 129483, 143870, 172644, 215805, 258966, 287740, 330901, 388449, 431610, 517932, 647415, 661802, 776898, 863220, 992703, 1294830, 1323604, 1553796, 1654505, 1942245, 1985406, 2589660, 2978109, 3309010, 3884490, 3970812, 4963515, 5956218, 6618020, 7768980, 8934327, 9927030, 11912436, 14890545, 17868654, 19854060, 29781090, 35737308, 44671635, 59562180, 89343270, 178686540]

約数ペア:

[(1, 178686540), (2, 89343270), (3, 59562180), (4, 44671635), (5, 35737308), (6, 29781090), (9, 19854060), (10, 17868654), (12, 14890545), (15, 11912436), (18, 9927030), (20, 8934327), (23, 7768980), (27, 6618020), (30, 5956218), (36, 4963515), (45, 3970812), (46, 3884490), (54, 3309010), (60, 2978109), (69, 2589660), (90, 1985406), (92, 1942245), (108, 1654505), (115, 1553796), (135, 1323604), (138, 1294830), (180, 992703), (207, 863220), (230, 776898), (270, 661802), (276, 647415), (345, 517932), (414, 431610), (460, 388449), (540, 330901), (621, 287740), (690, 258966), (828, 215805), (1035, 172644), (1242, 143870), (1380, 129483), (2070, 86322), (2484, 71935), (3105, 57548), (4140, 43161), (6210, 28774), (12420, 14387)]